Don't relate all your physical contact sexually
Simple and straightforward. If your partner just wants to get in touch with you while making love, then they probably don't want to be with you. However, you can express your intentions through sweet and casual contact. Try putting your hands on their shoulders, clenching their hands, or giving them a fun nudge from time to time. As long as they seem willing to accept, and have not said that they are not comfortable, then try it and see how it works on dating apps!
More times to go out during the day
If the people you like only let you stay up late and go out with them during night time, chances are that they don't want to ask you to go out but only contact sexually. If they haven't proposed to you yet, don't be afraid to take the first step. It may be that they are not sure about your feelings and dare not boldly confess. If you can get the courage to say it first, they will feel more comfortable with you at once, and will put more emotion into your current one night hook up relationship.
Encourage your partner to talk about themselves
When you can learn more about each other, don't let your conversations fall into such awkward silence so easily! The possibilities of participating in the discussion are limitless, which will help you understand each other. All you have to do is talk. Let your partner tell you a happy story of their childhood. Ask them the most memorable birthday party, or the story behind their name for their beloved pet. Digging deeper, you will be surprised to find how easy the next conversation is.
Let them know that they are in your heart
What people most want to know is that they are the focus of someone's thoughts. Even if they are not in the room, they will be missed. People you like should know how important they are in your deep heart. Give them some hints or proves to show that they matter to you. You can even take the romantic way such as recommending them a song that can represents you feelings, or some sentences. You can also take the more straightforward way. Just text them and tell them that you have been thinking about them all day.
I hope that you will go well in this upcoming semester, both academically and in love!